from tkinter import *

x = int(input())
y = int(input())
n = int(input())

coords = [0,0,10,0,10,10,20,10,20,20,0,20]

if n == 0 and x >= 0 and x<=500 and y >= 0 and y <= 500:
    pass
else:
    if n > 0 and 0*n+x>=0 and 0*n+y>= 0 and 20*n+x<=500 and 20*n+y<= 500:
        pass
    else:
        if n < 0 and 20*n+x>=0 and 20*n+y>=0 and 0*n+x<=500 and 0*n+y<=500:
            pass
        else:
            print('Размер фигуры превышает максимальный размер поля')
            exite()

root = Tk()
root.tirtle("ИТ марафон")
root.geometry("500x500")

canvas = Canvas(bg="white", width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)

canvas.create_polygon(coords[0] *n+x, coords[1] *n+y,
                      coords[2] *n+x, coords[3] *n+y,
                      coords[4] *n+x, coords[5] *n+y,
                      coords[6] *n+x, coords[7] *n+y,
                      coords[8] *n+x, coords[9] *n+y,
                      coords[10] *n+x, coords[11] *n+y)
root.mainloop()                      
